Asl Intercom Ism 1738 1ch Speaker Station /power Supply Packs Ps19- Bs15 Is221

US $370

  • Megara, ATTIKIS, Greece
  • May 25th
 ASL intercom  ISM 1738 1CH Speaker station /Power supply You are bidding on an excellent working condition ASL intercom that has cabled belt pack from point to point 1 ch  the unit comes with the following accessories ISM 1738 1U rack mount unit 4 Beltpacks PS19 1 Beltpack   BS15 4 Headsets Canford SMH 210 1 IS221 2 channel speaker station  Hard case for all the items described seen in the photos. we do not provide the interconection cables from beltpack to beltpack If you need any further technical or any other information please do not hesitate to contact us Thanks for looking and happy Bidding !!!!! BASIC LINE SPECS System Dynamic range: 80 dB (1kHz, THD <1%) Frequency response: 200 Hz - 15 kHz (-3 dB) Call signal (send): +2.8 mA Call signal threshold (receive): +2.4 V DC Operating voltage: +30 V DC Intercom line Impedance: 350 ohms (1 kHz), 2.2 kOhms (DC) Audio level: nom. -18 dBu, max. +0 dBu Switch Mode Power Supplies (BS 216/181/286) Mains voltage range: 100 - 240 V AC, 50/60 Hz Output voltage: +30 V DC (+/- 5%) Max output power: 45 W Mic Preamps Mic. Gain: 40 - 60 dB Presence filter: +6dB @ 5 kHz Power to electret mic: +9 V DC Headphone Driver Amps Max. output level: 11.6 Vrms (at 200 ohms) Max. output power: 0.7 Wrms (at 200 ohms) Side Tone Rejection: 0 - 30 dB adjustable Buzzer Max. SPL: 90 dBA Aux Inputs (BS 216/286) Input Impedance: 30 kOhms (line level) 4.6 kOhms (mic level) Nominal Input Level: 0 dBu (line level) -30 dBu (mic level) Max. Input Level: +22 dBu (line level) 0 dBu (mic level) Phantom Power: +30 V DC (mic level selected) 0 dBu defined as 775 mV rms into open circuit

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